Stars with the most-watched YouTube videos

The duo that started Smosh has been making YouTube videos for over a decade, so it's only fair that they are bringing in the big numbers. Their most-watched video is "Beef 'n Go" with more than 101 million views.

The duo that started Smosh has been making YouTube videos for over a decade, so it's only fair that they are bringing in the big numbers. Their most-watched video is "Beef 'n Go" with more than 101 million views.